Java tutorial
/** * The contents of this file are subject to the Mozilla Public License * Version 1.1 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the * License for the specific language governing rights and limitations under * the License. * * The Original Code is OpenELIS code. * * Copyright (C) The Minnesota Department of Health. All Rights Reserved. */ package us.mn.state.health.lims.gender.daoimpl; import org.apache.commons.beanutils.PropertyUtils; import org.hibernate.HibernateException; import org.hibernate.Query; import us.mn.state.health.lims.audittrail.dao.AuditTrailDAO; import us.mn.state.health.lims.audittrail.daoimpl.AuditTrailDAOImpl; import us.mn.state.health.lims.common.action.IActionConstants; import us.mn.state.health.lims.common.daoimpl.BaseDAOImpl; import us.mn.state.health.lims.common.exception.LIMSDuplicateRecordException; import us.mn.state.health.lims.common.exception.LIMSRuntimeException; import us.mn.state.health.lims.common.log.LogEvent; import us.mn.state.health.lims.common.util.StringUtil; import us.mn.state.health.lims.common.util.SystemConfiguration; import us.mn.state.health.lims.gender.dao.GenderDAO; import us.mn.state.health.lims.gender.valueholder.Gender; import us.mn.state.health.lims.hibernate.HibernateUtil; import java.util.List; /** * @author diane benz */ public class GenderDAOImpl extends BaseDAOImpl implements GenderDAO { public void deleteData(List genders) throws LIMSRuntimeException { try { AuditTrailDAO auditDAO = new AuditTrailDAOImpl(); for (int i = 0; i < genders.size(); i++) { Gender data = (Gender) genders.get(i); Gender oldData = readGender(data.getId()); Gender newData = new Gender(); String sysUserId = data.getSysUserId(); String event = IActionConstants.AUDIT_TRAIL_DELETE; String tableName = "GENDER"; auditDAO.saveHistory(newData, oldData, sysUserId, event, tableName); } } catch (Exception e) { LogEvent.logError("GenderDAOImpl", "AuditTrail deleteData()", e.toString()); throw new LIMSRuntimeException("Error in Gender AuditTrail deleteData()", e); } try { for (int i = 0; i < genders.size(); i++) { Gender data = (Gender) genders.get(i); data = readGender(data.getId()); HibernateUtil.getSession().delete(data); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } } catch (Exception e) { LogEvent.logError("GenderDAOImpl", "deleteData()", e.toString()); throw new LIMSRuntimeException("Error in Gender deleteData()", e); } } public boolean insertData(Gender gender) throws LIMSRuntimeException { try { // bugzilla 1482 throw Exception if record already exists if (duplicateGenderExists(gender)) { throw new LIMSDuplicateRecordException("Duplicate record exists for " + gender.getGenderType()); } String id = (String) HibernateUtil.getSession().save(gender); gender.setId(id); //bugzilla 1824 inserts will be logged in history table AuditTrailDAO auditDAO = new AuditTrailDAOImpl(); String sysUserId = gender.getSysUserId(); String tableName = "GENDER"; auditDAO.saveNewHistory(gender, sysUserId, tableName); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "insertData()", e.toString()); throw new LIMSRuntimeException("Error in Gender insertData()", e); } return true; } public void updateData(Gender gender) throws LIMSRuntimeException { try { if (duplicateGenderExists(gender)) { throw new LIMSDuplicateRecordException("Duplicate record exists for " + gender.getGenderType()); } } catch (Exception e) { LogEvent.logError("GenderDAOImpl", "updateData()", e.toString()); throw new LIMSRuntimeException("Error in Gender updateData()", e); } Gender oldData = readGender(gender.getId()); Gender newData = gender; //add to audit trail try { AuditTrailDAO auditDAO = new AuditTrailDAOImpl(); String sysUserId = gender.getSysUserId(); String event = IActionConstants.AUDIT_TRAIL_UPDATE; String tableName = "GENDER"; auditDAO.saveHistory(newData, oldData, sysUserId, event, tableName); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "AuditTrail updateData()", e.toString()); throw new LIMSRuntimeException("Error in Gender AuditTrail updateData()", e); } try { HibernateUtil.getSession().merge(gender); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); HibernateUtil.getSession().evict(gender); HibernateUtil.getSession().refresh(gender); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "deleteData()", e.toString()); throw new LIMSRuntimeException("Error in Gender updateData()", e); } } public void getData(Gender gender) throws LIMSRuntimeException { try { Gender gen = (Gender) HibernateUtil.getSession().get(Gender.class, gender.getId()); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); if (gen != null) { PropertyUtils.copyProperties(gender, gen); } else { gender.setId(null); } } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "getData()", e.toString()); throw new LIMSRuntimeException("Error in Gender getData()", e); } } public List getAllGenders() throws LIMSRuntimeException { List list; try { String sql = "from Gender"; org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); //query.setMaxResults(10); //query.setFirstResult(3); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "getAllGenders()", e.toString()); throw new LIMSRuntimeException("Error in Gender getAllGenders()", e); } return list; } public List getPageOfGenders(int startingRecNo) throws LIMSRuntimeException { List list; try { // calculate maxRow to be one more than the page size int endingRecNo = startingRecNo + (SystemConfiguration.getInstance().getDefaultPageSize() + 1); //bugzilla 1399 String sql = "from Gender g order by g.description, g.genderType"; org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); query.setFirstResult(startingRecNo - 1); query.setMaxResults(endingRecNo - 1); //query.setCacheMode(org.hibernate.CacheMode.REFRESH); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "getPageOfGenders()", e.toString()); throw new LIMSRuntimeException("Error in Gender getPageOfGenders()", e); } return list; } public Gender readGender(String idString) { Gender gender; try { gender = (Gender) HibernateUtil.getSession().get(Gender.class, idString); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "readGender()", e.toString()); throw new LIMSRuntimeException("Error in Gender readGender(idString)", e); } return gender; } public List getNextGenderRecord(String id) throws LIMSRuntimeException { return getNextRecord(id, "Gender", Gender.class); } @Override public Gender getGenderByType(String type) throws LIMSRuntimeException { String sql = "From Gender g where g.genderType = :type"; try { Query query = HibernateUtil.getSession().createQuery(sql); query.setString("type", type); Gender gender = (Gender) query.uniqueResult(); closeSession(); return gender; } catch (HibernateException e) { handleException(e, "getGenderByType"); } return null; } public List getPreviousGenderRecord(String id) throws LIMSRuntimeException { return getPreviousRecord(id, "Gender", Gender.class); } public Integer getTotalGenderCount() throws LIMSRuntimeException { return getTotalCount("Gender", Gender.class); } public List getNextRecord(String id, String table, Class clazz) throws LIMSRuntimeException { int currentId = Integer.valueOf(id); String tablePrefix = getTablePrefix(table); List list; try { String sql = "select g.id from Gender g order by g.description, g.genderType"; org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); int rrn = list.indexOf(String.valueOf(currentId)); list = HibernateUtil.getSession().getNamedQuery(tablePrefix + "getNext").setFirstResult(rrn + 1) .setMaxResults(2).list(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "getPreviousRecord()", e.toString()); throw new LIMSRuntimeException("Error in getPreviousRecord() for " + table, e); } return list; } public List getPreviousRecord(String id, String table, Class clazz) throws LIMSRuntimeException { int currentId = Integer.valueOf(id); String tablePrefix = getTablePrefix(table); List list; try { String sql = "select g.id from Gender g order by g.description desc, g.genderType desc"; org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); int rrn = list.indexOf(String.valueOf(currentId)); list = HibernateUtil.getSession().getNamedQuery(tablePrefix + "getPrevious").setFirstResult(rrn + 1) .setMaxResults(2).list(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "getPreviousRecord()", e.toString()); throw new LIMSRuntimeException("Error in getPreviousRecord() for " + table, e); } return list; } // bugzilla 1482 private boolean duplicateGenderExists(Gender gender) throws LIMSRuntimeException { try { List list; // not case sensitive hemolysis and Hemolysis are considered // duplicates String sql = "from Gender t where trim(lower(t.genderType)) = :genderType and t.id != :genderId"; Query query = HibernateUtil.getSession().createQuery(sql); query.setParameter("genderType", gender.getGenderType().toLowerCase().trim()); // initialize with 0 (for new records where no id has been generated // yet String genderId = "0"; if (!StringUtil.isNullorNill(gender.getId())) { genderId = gender.getId(); } query.setInteger("genderId", Integer.parseInt(genderId)); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); return list.size() > 0; } catch (Exception e) { //bugzilla 2154 LogEvent.logError("GenderDAOImpl", "duplicateGenderExists()", e.toString()); throw new LIMSRuntimeException("Error in duplicateGenderExists()", e); } } }